Home / 1,457,973,670.40-2,186,960,505.60-436,767,142.40

Finding the Fourth Proportional to 1,457,973,670.40, 2,186,960,505.60 and 436,767,142.40

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Solution

The fourth proportional to 1,457,973,670.40, 2,186,960,505.60 and 436,767,142.40 is: 655,150,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,973,670.40 : 2,186,960,505.60 = 436,767,142.40 : x
  2. Step 2: Convert to fraction form
    1,457,973,670.40/2,186,960,505.60 = 436,767,142.40/x
  3. Step 3: Cross multiply
    1,457,973,670.40x = 2,186,960,505.60 × 436,767,142.40
  4. Step 4: Simplify right side
    1,457,973,670.40x = 955,192,490,572,571,136
  5. Step 5: Solve for x
    x = 955,192,490,572,571,136/1,457,973,670.40
  6. Step 6: Final answer
    x = 655,150,713.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.